{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944014,-0.329905,0.000000,0.000000,0.184336,-0.527474,0.829332,0.000000,-0.273025,0.781253,0.561338,0.000000,-1743228.957579,4988204.464142,3560081.881235,1],    "boundingVolume": {    "region": [1.906951,0.595945,1.907047,0.596060,0.000000,8.773497]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/9_1270573.b3dm"}}}